AI note taker for online meetings and in-person conversations
High-assurance infrastructure for AI agents
Stage
MVP
Not given
Founded
Not given
Not given
Based in
BE
US
Pricing model
Paid
Open source
Pricing
Kasset Core: €19/user/month or €180/user/year. Kasset Pro: €39/user/month or €384/user/year (includes one Plaud device on annual plan). Plaud devices can be purchased separately: Plaud Note Pro €189, Plaud NotePin S €159.
Not given
Key features
Records online meetings from your computer without a bot joining the call
Captures conversations on iPhone and with Plaud Note Pro and NotePin S devices
Transforms conversations into structured notes with decisions and next steps
Integration with Claude, ChatGPT and Copilot through MCP protocol
Data stored and processed in the EU by default
GDPR compliant with no model training on user conversations
1,200 transcription minutes per month on Core, unlimited on Pro
Harpe: chooses what an AI agent reads under a token budget with consistent results
Kibisis: keeps agent memory on your hardware with AES-256-GCM encryption
Argus: append-only record that detects edits with cryptographic verification
No network code by default for local and disconnected use
MIT License with published code, benchmarks and raw results
What makes it different
Records meetings without a bot joining the call, keeping your conversations private
Single unified library for online meetings, phone calls and in-person conversations
Never trains models on your conversations
Measured empirical validation across 6,111 questions outperforming full-context models
Zero plaintext on disk with encrypted vaults matching plaintext accuracy
78.3% fewer tokens sent to the model with a 1,200-token budget per turn
Preserves conversational chronology and relational qualifiers under token budgets
Kasset
Perseus Computing